/*
Online Java - IDE, Code Editor, Compiler

Online Java is a quick and easy tool that helps you to build, compile, test your programs online.
*/

import java.util.HashMap;

public class Main
{
    public static void main(String[] args) {
        System.out.println("Welcome to Online IDE!! Happy Coding :)");
        
        HashMap <String, Integer> hm = new HashMap <> ();
        
        hm.put("test",33);
        System.out.println(hm.get("test"));
        hm.containsKey("test");
        
    }
}